OWASP Coraza WAF up to 3.0.0 Requests log.Fatalf resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in OWASP Coraza WAF up to 3.0.0. Affected is the function log.Fatalf of the component Requests Handler. Such manipulation leads to resource consumption. This vulnerability is traded as CVE-2023-40586. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in OWASP Coraza WAF up to 3.0.0. It has been rated as problematic. Affected by this issue is the function log.Fatalf of the component Requests Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. Due to the misuse of `log.Fatalf`, the application using coraza crashed after receiving crafted requests from attackers. The application will immediately crash after receiving a malicious request that triggers an error in `mime.ParseMediaType`. This issue was patched in version 3.0.1.

The weakness was shared 08/26/2023 as GHSA-c2pj-v37r-2p6h. The advisory is available at github.com. This vulnerability is handled as CVE-2023-40586 since 08/16/2023. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

Upgrading to version 3.0.1 eliminates this vulnerability. Applying the patch a5239ba3ce839e14d9b4f9486e1b4a403dcade8c is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OWASP Coraza WAF 3.0.1
Patch: a5239ba3ce839e14d9b4f9486e1b4a403dcade8c

Timelineinfo

08/16/2023 🔍
08/26/2023 +10 days 🔍
08/26/2023 +0 days 🔍
08/26/2023 +0 days 🔍

Sourcesinfo

Advisory: GHSA-c2pj-v37r-2p6h
Status: Confirmed

CVE: CVE-2023-40586 (🔍)
GCVE (CVE): GCVE-0-2023-40586
GCVE (VulDB): GCVE-100-238094

Entryinfo

Created: 08/26/2023 13:44
Changes: 08/26/2023 13:44 (53)
Complete: 🔍
Cache ID: 216::103

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